The invention relates to compositions for preventing chronic renal failure
(CRF) in felines with hyperthyroidism wherein the compositions comprise
(1) from about 28 to about 35% protein, the protein comprising at least
about 75% vegetable protein, and (2) from about 0.1 to less than about 1
mg/kg iodine and/or from about 0.1 to about 1 mg/kg selenium. The
invention also relates to compositions for treating CRF in hyperthyroid
felines wherein the compositions comprise (1) from about 28 to about 35%
protein, the protein comprising at least about 75% vegetable protein, and
(2) from about 0.1 to less than about 0.3 mg/kg iodine and/or from about
0.1 to about 1 mg/kg selenium. The invention further relates to methods
for preparing and using such compositions, articles of manufacture
comprising such compositions, and means for communicating information
about such compositions, methods, and articles of manufacture.